Home / 3,436.41-4,739.88-2,109.94

Finding the Fourth Proportional to 3,436.41, 4,739.88 and 2,109.94

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Solution

The fourth proportional to 3,436.41, 4,739.88 and 2,109.94 is: 2,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.41 : 4,739.88 = 2,109.94 : x
  2. Step 2: Convert to fraction form
    3,436.41/4,739.88 = 2,109.94/x
  3. Step 3: Cross multiply
    3,436.41x = 4,739.88 × 2,109.94
  4. Step 4: Simplify right side
    3,436.41x = 10,000,862.41
  5. Step 5: Solve for x
    x = 10,000,862.41/3,436.41
  6. Step 6: Final answer
    x = 2,910.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.